How To Use
Language: Select a language. The lesson list differs depending on the language.
Update Lesson List: Update the lesson list to the latest one. (Usually updated automatically)
Initialize System: Initializes the system settings. (Purchase history and lesson records are not cleared.)
Restore Extensions: Restore extensions payed by your AppleID or GoogleID. (Normally, this operation is unnecessary)
Basic Sounds: Turns on / off the basic sounds effect.
Q. A. Voice: Turns on / off the voice of the question and answer.
Guide Voice: Turns on / off the guide voice such as "What's the name of this element?"
※ Q. A. Voice and Guide Voice are free for some lesson, are paid extension for some lesson, or are not available for some lesson.
Waiting Seconds: Waiting time after the question until answering.
Purchase Extensions: Purchase an extension. Extensions are purchased for each lesson. The functions that can be used by purchasing the extension depend on the lesson.
Analysis Lesson Record: Displays an analysis of the lesson record.
Reload Question Data: Reload this lesson data. Lesson records and purchase history will not be deleted. (Normally, this operation is unnecessary)
Delete Lesson Record: Delete the lesson record. Your purchase history will not be deleted. (Normally, this operation is unnecessary)